fouling plugs

[350xrider911]

i know this anit a trike but im tired of messing with this kid. he has a rm 80 and its fouling out the plugs once a day. any one help me. he ran 8 oz of oil. to 1 gallon, and i told him 4 oz. it runs better now but still fouls them out.

[Dirtcrasher]

You gotta follow your bikes manufacturers requirements.

I always ran one 12oz bottle to 5 gallons of gas on every 2stroke I owned. They never seized and rarely fouled plugs. Thats about 2.5oz to the gallon. but, every oil is different too.....